1 乘法 12 等于多少？

1 × 11 = 11 1 × 13 = 13 1 × 10 = 10 1 × 14 = 14 1 × 15 = 15 1 × 9 = 9 1 × 16 = 16 1 × 8 = 8 2 × 12 = 24 3 × 12 = 36 4 × 12 = 48 5 × 12 = 60 6 × 12 = 72 7 × 12 = 84 8 × 12 = 96 9 × 12 = 108 2 × 6 = 12 3 × 4 = 12 4 × 3 = 12 6 × 2 = 12 12 × 1 = 12 21 × 79 = 1659 19 × 49 = 931 68 × 14 = 952 66 × 72 = 4752 81 × 43 = 3483 14 × 25 = 350 65 - 53 = 12 3 + 9 = 12 8 + 4 = 12